my name is anna, i'm from the dallas/fort worth world affairs council, and as i told everyone yesterday, i teach seniors. i've been facebooking with them, and can they ask me questions, and the point is they want to know for this right now -- because they're online with me -- should they be optimistic? they're very scared, the class of 2013, and what can you say to them that i can pass on to them about economic competitiveness and if they should be optimistic or worried? >> great question from the seniors. okay, steve. >> notwithstanding everything i said before -- [laughter] i'm actually optimistic. i think, i'm optimistic because heidi ticked off a number of these before in a slightly different context, but they're just as applicable in this context. we have the most flexible economy in the world. we have this incredibly diverse labor force, diverse group of people in this country who come here because of the opportunity. there are not that many people who leave america to go live in all these other places that we worry about being more competitive than we are, but there's a long line